JPS54227A - Back flow valve - Google Patents

Back flow valve

Info

Publication number
JPS54227A
JPS54227A JP6551577A JP6551577A JPS54227A JP S54227 A JPS54227 A JP S54227A JP 6551577 A JP6551577 A JP 6551577A JP 6551577 A JP6551577 A JP 6551577A JP S54227 A JPS54227 A JP S54227A
Authority
JP
Japan
Prior art keywords
flow valve
back flow
valve
flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6551577A
Other languages
Japanese (ja)
Inventor
Kunihiko Takemura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TAKEMURA SEISAKUSHIYO KK
Original Assignee
TAKEMURA SEISAKUSHIYO KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TAKEMURA SEISAKUSHIYO KK filed Critical TAKEMURA SEISAKUSHIYO KK
Priority to JP6551577A priority Critical patent/JPS54227A/en
Publication of JPS54227A publication Critical patent/JPS54227A/en
Pending legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
JP6551577A 1977-06-02 1977-06-02 Back flow valve Pending JPS54227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6551577A JPS54227A (en) 1977-06-02 1977-06-02 Back flow valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6551577A JPS54227A (en) 1977-06-02 1977-06-02 Back flow valve

Publications (1)

Publication Number Publication Date
JPS54227A true JPS54227A (en) 1979-01-05

Family

ID=13289240

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6551577A Pending JPS54227A (en) 1977-06-02 1977-06-02 Back flow valve

Country Status (1)

Country Link
JP (1) JPS54227A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649099A (en) * 1981-10-09 1987-03-10 Dai Nippon Insatsu K.K. Negative-type resist sensitive to ionizing radiation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4948518U (en) * 1972-08-01 1974-04-27
JPS5058623A (en) * 1973-09-24 1975-05-21

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4948518U (en) * 1972-08-01 1974-04-27
JPS5058623A (en) * 1973-09-24 1975-05-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649099A (en) * 1981-10-09 1987-03-10 Dai Nippon Insatsu K.K. Negative-type resist sensitive to ionizing radiation

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